| 摘要 |
PROBLEM TO BE SOLVED: To provide an ultrasonic type thermal energy meter with high accuracy.SOLUTION: An ultrasonic type thermal energy meter comprises: a feed side temperature detection unit 10; a return side temperature detection unit 20; a flow rate measurement unit 200 which includes a flow rate measurement pipe part 4 in which fluid on the return side of a heat exchange circuit 1 flows, a first ultrasonic transducer 101 and a second ultrasonic transducer 102; a heat quantity operation unit 300 which calculates the heat quantity subjected to heat exchange in the heat exchange circuit 1 on the basis of the output of the feed side temperature detection unit 10, return side temperature detection unit 20, and flow rate measurement unit 200, and is fixed in the flow rate measurement unit 200; an operation signal line for transmitting an output signal of the flow rate measurement unit 200 from the flow rate measurement unit 200 to the heat quantity operation unit 300; a display unit 400 which displays the heat quantity and can be separated from the heat quantity operation unit 300; and a display signal line 50 for transmitting the output signal of the heat quantity operation unit 300 from the heat quantity operation unit 300 to the display unit 400.SELECTED DRAWING: Figure 1 |
